🄰 vt. sep.
to plunge sth inorto plunge in sth
+ needle, knife把…突然扎进(或刺入)
He plunged the knife in.他突然把刀刺了下去。
A nurse poked at her abdomen before plunging in the syringe.护士戳了戳她的腹部, 给她扎了一针。
🄱 vi.
1.(act suddenly)(尤指未经仔细思考)突然行动
Hardly stopping to think, I plunged in and told him.我不假思索就告诉了他。
2.(to water)一头扎进水中；纵身入水
He ran down the steps to the pool terrace and plunged in.他跑下台阶来到泳池露台, 纵身跳进池里。
As she was unable to swim, he plunged in after her.因为她不会游泳, 所以他紧随其后跳了下去。